.detail_qr_code {
  position: relative;
  width: 100%;
  height: 100%;
  transition: opacity 1.5s;

  .back {
    display: flex;
    position: absolute;
    top: 0;
    left: 1rem;
    font-size: .4rem;
    border: .02rem solid #fff;
    padding: .2rem .4rem;
    border-radius: .3rem;
    transition: background-color .3s;
    cursor: pointer;

    &:hover {
      background-color: rgba(255, 255, 255, 0.1);
    }
  }

  .text_tip {
    width: 100%;
    text-align: center;
    position: absolute;
    left: 0;
    bottom: 0;
    font-size: .6rem;
    font-weight: 700;
  }


  &.hidden {
    opacity: 0;
    pointer-events: none;
  }
}